CN108105318A - A kind of multistage radial direction magneto-rheological vibration damper - Google Patents
A kind of multistage radial direction magneto-rheological vibration damper Download PDFInfo
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- CN108105318A CN108105318A CN201711405201.XA CN201711405201A CN108105318A CN 108105318 A CN108105318 A CN 108105318A CN 201711405201 A CN201711405201 A CN 201711405201A CN 108105318 A CN108105318 A CN 108105318A
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- piston
- accommodating chamber
- radial direction
- vibration damper
- hole
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- 238000013016 damping Methods 0.000 claims abstract description 48
- 238000004804 winding Methods 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 5
- 239000006096 absorbing agent Substances 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 238000011160 research Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000013475 authorization Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
- F16F9/535—Magnetorheological [MR] fluid dampers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3214—Constructional features of pistons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
- F16F9/535—Magnetorheological [MR] fluid dampers
- F16F9/537—Magnetorheological [MR] fluid dampers specially adapted valves therefor
Abstract
The invention belongs to vehicle shock absorber technical fields, more particularly to a kind of multistage radial direction magneto-rheological vibration damper, including upper link, fastening bolt, overhead gage, piston rod, upper capping, working cylinder, lower baffle plate, lower capping and lower link, piston-rod lower end sets piston, piston rod is hollow-core construction, the angularly disposed inlet opening in upper end end face of piston, entrance hole and moves back string holes;The outer wall of piston sets two locating slots and a winding slot, and the lower end of piston sets accommodating chamber, and inlet opening is connected with accommodating chamber, and multiple positioning valve blocks, multiple damping discs and end cover nut are excessively coordinated in accommodating chamber.The present invention relies on the piston structure of damper, and magnetorheological control mechanism is cleverly designed in internal piston, and the accommodating chamber of piston is divided into damp channel, realizes the Regulation Control in damper, compact-sized, space availability ratio is high.
Description
Technical field
The invention belongs to vehicle shock absorber technical field more particularly to a kind of multistage radial direction magneto-rheological vibration dampers.
Background technology
As China's user vehicle quantity recent years increases substantially, control stability of the people to automobile, driving safety
Property, riding comfort propose higher requirement.During the rapid development of auto industry, automotive electronic technology, information
Progressively deeply, automobile is by as the concentrated reflection of modern technologies, in certain journey for the utilization of technology, computer technology and automatic control technology
The technical merit of a National Technical is represented on degree.
Magnetorheological fluid category controlled fluid is that more active one is studied in intellectual material.Magnetorheological fluid is by high magnetic conductance
The suspended substance that rate, low hysteresis small soft magnetic particles and non-magnetic fluid mix.This suspended substance is in zero magnetic field
Under the conditions of show the Newtonian fluid characteristic of low viscosity;And under strong magnetic field action, then high viscosity, lazy flow are showed
Bingham bulk properties.
Magnetorheological fluid is applied to the damper of automobile active/semi-active suspension, the corresponding fast, damping characteristic having is adjusted
The features such as scope is wide, low energy consumption, valve architecture is simple, can improve running car, maneuvering performance;With magnetorheological fluid on automobile
Using current research hotspot has been become, magneto-rheological vibration damper makes popularization of the semi-active suspension on automobile provide new way
Footpath.At present outside the vehicles such as Cadillac XTC, Audi R8, the domestic research to magneto-rheological semiactive suspension is mostly in theory
In laboratory research.
Application publication number CN105909722A discloses a kind of magnetorheological fluid damping-adjustable shock-absorber, including cylinder barrel, upper end cover,
Piston rod, piston, diaphragm, bottom end cover, external oil circuit and damping regulating valve;Regulating valve is damped to be mounted on outside damper cylinder barrel,
Magnetorheological fluid is drawn out to by damping regulating valve by external oil circuit, damping regulating valve outsourcing has coil, can be by changing coil electricity
Stream size and magnetic field adjust the magnetorheological fluid viscosity through overdamp regulating valve with damping the angle of regulating valve internal oil passages, so as to
Change damper output damping force.The structure is disadvantageous in that:Damping regulating valve is arranged on outside cylinder barrel, it is desirable to provide one
Fixed accommodation space simultaneously needs that damping regulating valve is fixed using the fixing device of auxiliary, using process is cumbersome, practicability
It is not strong.
Authorization Notice No. CN102913587B discloses a kind of MR vibration damper, including cylinder barrel, left end cap, piston rod, work
Plug, right end cap, connecting cylinder, reel, coil, external magnetizer and lid are female;Wherein cylinder barrel is circular tube shaped, and inside is equipped with magnetorheological
Liquid and filled with high pressure nitrogen;Left end cap is fixed on the left end of cylinder barrel, and there are one axial centres for the left part inside formation of piston rod
Hole, piston are made of two magnetic cores and non-magnetizer, and non-magnetizer is also annular in shape, and lid box thread is connected to outside the left end of piston rod
Portion, so as to being arranged on the inside of cylinder barrel along the mode that cylinder barrel moves axially after piston rod, piston and the female assembling of lid, right end cap
Middle part is formed there are one the perforate being used for through piston rod right end, and right end cap is fixed on to the right end of piston rod using nut
Portion, external magnetizer is annular in shape, and an annular groove is formed on inner surface, and the inner wrap of reel has coil, and embedded
In the annular groove of external magnetizer, external magnetizer, reel and coil assembling after so as to along cylinder barrel move axially
Mode is sleeved on the outer surface of cylinder barrel;Connecting cylinder be then connected to external magnetizer one end and right end cap exterior circumference it
Between.The structure is disadvantageous in that:The effective length of damping clearance is shorter, and the utilization rate of the magnetic line of force is low, and damping is bad.
Authorization Notice No. CN204003729 U disclose a kind of two-stage Radial Flow and wriggle formula MR valve, mainly by end cap,
Spool, valve body, positioning disk, damping disc, magnet exciting coil and sealing ring composition, MR valve damping clearance be designed to by annulus and
The sinuous formula structure that radial direction damping clearance collectively constitutes forms four sections of effective damping gap fluid courses, increases effectively damping
Gap length, but the structure belongs to the construction of switch in technical field of hydraulic, and hydraulic pressure is realized by hydraulic control circuit
Oil into go out, but damper is collocation that spring uses, and concussion when inhibiting rebound after spring shock-absorbing and from road surface
Impact, to accelerate the attenuation of vehicle frame and body vibrations, there is very big difference, supplementary structure and realization principle in two technical fields
Also differ, those skilled in the art are difficult to the MR valve in the prior art and hydraulic control being used in combination in damper
On.
The content of the invention
In view of this, in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of multistage radial direction magneto-rheological vibration dampings
Device relies on the piston structure of damper, magnetorheological control mechanism is cleverly designed in internal piston, the accommodating chamber of piston is split
Into damp channel, damping fluid forms convection current by angularly disposed inlet opening, damp channel and fluid hole, realizes in damper
Regulation Control, it is compact-sized, space availability ratio is high.
In order to achieve the above objectives, the present invention uses following technical scheme:
A kind of multistage radial direction magneto-rheological vibration damper, sequentially include from up to down upper link, fastening bolt, overhead gage, piston rod, on
Capping, working cylinder, lower baffle plate, lower capping and lower link, the piston-rod lower end stretch into working cylinder and set piston, the work
Stopper rod is hollow-core construction, the angularly disposed inlet opening in upper end end face of the piston, entrance hole and moves back string holes;The outer wall of the piston
Two locating slots and a winding slot are set, piston ring is arranged in the locating slot, the piston ring is interference fitted with working cylinder,
The winding slot is located between two locating slots, sets coil in winding slot, the end of incoming cables of coil and leading-out terminal respectively by into
It string holes and moves back string holes and connects and lead in piston rod;The lower end of the piston sets accommodating chamber, and the inlet opening is connected with accommodating chamber,
Excessively coordinate multiple positioning valve blocks, multiple damping discs and end cover nut in the accommodating chamber, position valve block and damping disc is handed over
For setting, the end cover nut carries out axial compression positioning from lower end to multiple positioning valve blocks and damping disc.
Further, two end faces up and down of the positioning valve block are respectively provided with multiple axially position boss and through hole, described
The circumferentially arranged multiple radial positioning boss of damping disc outer wall, the centrally disposed fluid hole of end cover nut.
Further, the axially position boss of the normal valve piece end face and through hole are three and circumferentially uniformly set
It puts, the radial positioning boss of the damping disc for six and is uniformly arranged in the circumferential direction.
Further, thread fitting between the end cover nut and accommodating chamber.
Further, sealing ring is set between the end cover nut and holding tank.
Further, the inlet opening is multiple arcs hole.
The beneficial effects of the invention are as follows:
1. the present invention relies on the piston structure of damper, magnetorheological control mechanism is cleverly designed in internal piston, wherein fixed
Accommodating chamber is divided into damp channel by position valve block, damping disc, and damping fluid is by angularly disposed inlet opening, damp channel and goes out
Fluid apertures forms convection current, realizes the Regulation Control in damper.
2. the present invention piston rod and the prior art the difference is that, using hollow type structure, be conducive to coil
Lead improves the space availability ratio of damper.
3. positioning valve block, damping disc and end cover nut are built in the accommodating chamber in piston, further improve the present invention's
Structural compactness, on the basis for not influencing original piston structure, realize it is magnetorheological add, not only contribute in cost
Control, and the problem of long-time service process coil is worn can be prevented.
4. the positioning valve block of the present invention sets circumferentially positioned boss and through hole, damping disc sets the positioning convex platform of radial direction,
Stablize cooperation from axially and radially realizing, thoroughly avoid the problem that positioning valve block, damping disc loosen, while the structure design exists
The damp channel of tubular type, collar plate shape and circular ring type is formed in accommodating chamber, through hole is designed for the flow velocity of damp channel, realizes
Multi-regulation, it is not only compacter in structure, but also damping clearance effective length is considerably increased, add the profit of the magnetic line of force
With rate, while the magnetic line of force is perpendicular through changing additional exciting current size, effectively adjust its range of regulation.It is noted that resistance
Pressure drop summation produced by Buddhist nun's passage is pressure regulation ability of the magnetorheological mechanism under the conditions of specific operation.
It, can be with 5. thread fitting between end cover nut and accommodating chamber sets sealing ring between end cover nut and holding tank
Effectively improve the sealing effect of magnetorheological mechanism.
6. inlet opening is multiple arcs hole, the disengaging efficiency of fluid can be effectively increased.
In conclusion damper disclosed in this invention, with space availability ratio is high, damping clearance effective length is big, magnetic
The characteristics of line of force utilization rate is high, range of regulation is wide.
Description of the drawings
Fig. 1 is the structure diagram of embodiment one;
Fig. 2 is the cross-sectional view of Figure 1A-A;
Fig. 3 is the amplified structure diagrams of Fig. 1 labels B;
Fig. 4 is the structure diagram that embodiment one positions valve block;
Fig. 5 is the dimensional structure diagram that embodiment one positions valve block;
Fig. 6 is the structure diagram of one damping disc of embodiment;
Fig. 7 is the dimensional structure diagram of one damping disc of embodiment
Fig. 8 is the overlooking the structure diagram of one piston of embodiment;
Fig. 9 is the overlooking the structure diagram of two piston of embodiment.
Figure label:The upper links of 1-, 2- overhead gages, 3- piston rods are covered on 4-, 5- working cylinders, 6- lower baffle plates, are sealed under 7-
It covers, link under 8-, 9- pistons, 10- inlet openings, 11- piston rings, 12- coils, 13- positioning valve blocks, 14- damping discs, 15- ends
Box nut, 16- axially position boss, 17- radial positioning boss, 18- fluid holes, 19- shock-absorbing springs, 20- through holes.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment one
As shown in figures 1-8, the present invention sequentially includes upper link 1, overhead gage 2, piston rod 3, upper capping 4, working cylinder from up to down
5th, lower baffle plate 6, lower capping 7 and lower link 8, set shock-absorbing spring 19,3 lower end of piston rod is stretched between overhead gage 2 and lower baffle plate 6
In working cylinder 5 and piston 9 is set, piston rod 3 is hollow-core construction, angularly disposed four inlet openings 10 in upper end end face of piston 9, into
String holes and move back string holes(It is not shown);
As shown in Fig. 2, the outer wall of piston 9 sets two locating slots and a winding slot, piston ring 11, piston are arranged in locating slot
Ring 11 is interference fitted with working cylinder 5, and winding slot is located between two locating slots, sets coil 12 in winding slot, coil 12 into
Line end and leading-out terminal by entrance hole and move back string holes and connect and lead in piston rod 3 respectively;The lower end of piston 9 sets accommodating chamber, feed liquor
Hole 10 is connected with accommodating chamber, and four positioning 13, three damping discs 14 of valve block and end cover nut 15 are excessively coordinated in accommodating chamber,
Positioning valve block 13 and damping disc 14 are arranged alternately, thread fitting between end cover nut 18 and accommodating chamber, and end cover nut is with accommodating
Sealing ring is set between slot, and end cover nut 15 carries out axial compression to multiple positioning valve blocks 13 and damping disc 14 from lower end and determines
Position;As shown in Figure 4 and Figure 5, two end faces up and down for positioning valve block 13 are respectively provided with three axially position boss 16 and three through holes
20, the lower face of the lowermost positioning valve block 13 is not provided with positioning convex platform 16, as shown in Figure 6 and Figure 7,14 outer wall edge of damping disc
Circumferentially disposed six radial positioning boss 17, the radial positioning boss 17 of damping disc 14 are uniformly arranged in the circumferential direction, end cover nut
15 centrally disposed fluid holes 18.
Embodiment two
As shown in Fig. 1-4, Fig. 6, Fig. 9, the present invention sequentially includes upper link 1, overhead gage 2, piston rod 3, upper capping from up to down
4th, working cylinder 5, lower baffle plate 6, lower capping 7 and lower link 8, set shock-absorbing spring 19, piston rod 3 between overhead gage 2 and lower baffle plate 6
Lower end is stretched into working cylinder 5 and sets piston 9, and piston rod 3 is hollow-core construction, angularly disposed four of the upper end end face of piston 9 into
Fluid apertures 10, entrance hole and move back string holes(It is not shown), inlet opening 10 is multiple arcs hole;
As shown in Fig. 2, the outer wall of piston 9 sets two locating slots and a winding slot, piston ring 11, piston are arranged in locating slot
Ring 11 is interference fitted with working cylinder 5, and winding slot is located between two locating slots, sets coil 12 in winding slot, coil 12 into
Line end and leading-out terminal by entrance hole and move back string holes and connect and lead in piston rod 3 respectively;The lower end of piston 9 sets accommodating chamber, feed liquor
Hole 10 is connected with accommodating chamber, and four positioning 13, three damping discs 14 of valve block and end cover nut 15 are excessively coordinated in accommodating chamber,
Positioning valve block 13 and damping disc 14 are arranged alternately, thread fitting between end cover nut 18 and accommodating chamber, and end cover nut is with accommodating
Sealing ring is set between slot, and end cover nut 15 carries out axial compression to multiple positioning valve blocks 13 and damping disc 14 from lower end and determines
Position;Two end faces up and down of positioning valve block 13 are respectively provided with four axially position boss 16(Each), the lowermost positioning valve block 13
Lower face be not provided with positioning convex platform 16, the circumferentially arranged four radial positioning boss 17 of 14 outer wall of damping disc, damping disc
14 radial positioning boss 17 is uniformly arranged in the circumferential direction, 15 centrally disposed fluid hole 18 of end cover nut.
The present embodiment and the structure of embodiment one are essentially identical, unlike:As shown in figure 9, inlet opening 10 is multiple arcs
Shape hole, this structure design can be effectively increased feed liquor and go out liquid efficiency.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, this field is common
Other modifications or equivalent substitution that technical staff makes technical scheme, without departing from technical solution of the present invention
Spirit and scope, should be covered by the scope of the claims of the present invention.
Claims (5)
1. a kind of multistage radial direction magneto-rheological vibration damper, it is characterised in that:From up to down sequentially include upper link, fastening bolt, on
Baffle, piston rod, upper capping, working cylinder, lower baffle plate, lower capping and lower link, the piston-rod lower end are stretched into working cylinder simultaneously
Piston is set, and the piston rod is hollow-core construction, the angularly disposed inlet opening in upper end end face of the piston, entrance hole and moves back line
Hole;The outer wall of the piston sets two locating slots and a winding slot, and piston ring, the piston ring are arranged in the locating slot
Be interference fitted with working cylinder, the winding slot is located between two locating slots, sets coil in winding slot, the end of incoming cables of coil and
Leading-out terminal by entrance hole and moves back string holes and connects and lead in piston rod respectively;The lower end of the piston sets accommodating chamber, the feed liquor
Hole is connected with accommodating chamber, and multiple positioning valve blocks, multiple damping discs and end cover nut, positioning are excessively coordinated in the accommodating chamber
Valve block and damping disc are arranged alternately, and the end cover nut carries out axial compression from lower end to multiple positioning valve blocks and damping disc
Positioning.
2. a kind of multistage radial direction magneto-rheological vibration damper according to claim 1, it is characterised in that:It is described to position the upper of valve block
Lower two end faces are respectively provided with multiple axially position boss and through hole, the circumferentially arranged multiple radial positionings of damping disc outer wall
Boss, the centrally disposed fluid hole of end cover nut.
3. a kind of multistage radial direction magneto-rheological vibration damper according to claim 2, it is characterised in that:The normal valve piece end face
Axially position boss and through hole be three and be uniformly arranged in the circumferential direction, the radial positioning boss of the damping disc is six
And it is uniformly arranged in the circumferential direction.
4. a kind of multistage radial direction magneto-rheological vibration damper according to claim 1, it is characterised in that:The end cover nut is with holding
Receive thread fitting between chamber.
5. a kind of multistage radial direction magneto-rheological vibration damper according to claim 1, it is characterised in that:The end cover nut is with holding
It receives and sealing ring is set between slot.
Priority Applications (1)
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CN201711405201.XA CN108105318A (en) | 2017-12-22 | 2017-12-22 | A kind of multistage radial direction magneto-rheological vibration damper |
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CN201711405201.XA CN108105318A (en) | 2017-12-22 | 2017-12-22 | A kind of multistage radial direction magneto-rheological vibration damper |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110566624A (en) * | 2019-09-27 | 2019-12-13 | 天津大学仁爱学院 | Semi-active vibration damper capable of phase-splitting self-adaptive control |
CN112032241A (en) * | 2020-08-07 | 2020-12-04 | 黄家华 | Self-adaptive automobile shock absorber capable of being adjusted steplessly |
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KR20020044445A (en) * | 2000-12-06 | 2002-06-15 | 밍 루 | Shock absorber using magnetorheological fluid |
CN103322114A (en) * | 2013-05-28 | 2013-09-25 | 吉林大学 | Spiral valve hole type magnetorheological damper |
CN204003729U (en) * | 2014-08-05 | 2014-12-10 | 华东交通大学 | A kind of two-stage Radial Flow formula magnetic rheological valve that wriggles |
CN204784405U (en) * | 2015-07-14 | 2015-11-18 | 华东交通大学 | Magneto rheological damper with mixed flow formula flow channel |
CN205118104U (en) * | 2015-07-30 | 2016-03-30 | 华东交通大学 | Magneto rheological damper with radial flow and ring flow resistance buddhist nun passageway |
CN205859036U (en) * | 2016-08-09 | 2017-01-04 | 华东交通大学 | A kind of MR damper using external spring automatically to protect |
CN106678256A (en) * | 2017-01-19 | 2017-05-17 | 长安大学 | Magnetoelectric self-powered suspension shock absorber of electric vehicle |
-
2017
- 2017-12-22 CN CN201711405201.XA patent/CN108105318A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20020044445A (en) * | 2000-12-06 | 2002-06-15 | 밍 루 | Shock absorber using magnetorheological fluid |
CN103322114A (en) * | 2013-05-28 | 2013-09-25 | 吉林大学 | Spiral valve hole type magnetorheological damper |
CN204003729U (en) * | 2014-08-05 | 2014-12-10 | 华东交通大学 | A kind of two-stage Radial Flow formula magnetic rheological valve that wriggles |
CN204784405U (en) * | 2015-07-14 | 2015-11-18 | 华东交通大学 | Magneto rheological damper with mixed flow formula flow channel |
CN205118104U (en) * | 2015-07-30 | 2016-03-30 | 华东交通大学 | Magneto rheological damper with radial flow and ring flow resistance buddhist nun passageway |
CN205859036U (en) * | 2016-08-09 | 2017-01-04 | 华东交通大学 | A kind of MR damper using external spring automatically to protect |
CN106678256A (en) * | 2017-01-19 | 2017-05-17 | 长安大学 | Magnetoelectric self-powered suspension shock absorber of electric vehicle |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110566624A (en) * | 2019-09-27 | 2019-12-13 | 天津大学仁爱学院 | Semi-active vibration damper capable of phase-splitting self-adaptive control |
CN110566624B (en) * | 2019-09-27 | 2024-02-06 | 天津大学仁爱学院 | Semi-active vibration damper capable of phase-splitting self-adaptive control |
CN112032241A (en) * | 2020-08-07 | 2020-12-04 | 黄家华 | Self-adaptive automobile shock absorber capable of being adjusted steplessly |
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